Notification appliance



FIG. 1 is a perspective view of a notification appliance;

FIG. 2 is a front view of the notification appliance of FIG. 1 ;

FIG. 3 is a right side view of the notification appliance of FIG. 1 ;

FIG. 4 is a left side view of the notification appliance of FIG. 1 ;

FIG. 5 is a first end view of the notification appliance of FIG. 1 ;

FIG. 6 is a second end view of the notification appliance of FIG. 1 ; and,

FIG. 7 is a back view of the notification appliance of FIG. 1 .

The broken lines illustrate portions of the notification appliance that form no part of the claimed design. 

CLAIM The ornamental design for a notification appliance, as shown and described. 